Cleared Traditional

K931740 - COTUBE ESTRADIOL RADIOIMMUNOASSAY (FDA 510(k) Clearance)

Class I Chemistry device.

K931740 · Bio-Rad · Chemistry device
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Aug 1993
Decision
131d
Days
Class 1
Risk

K931740 is an FDA 510(k) clearance for the COTUBE ESTRADIOL RADIOIMMUNOASSAY. Classified as Radioimmunoassay, Estradiol (product code CHP), Class I - General Controls.

Submitted by Bio-Rad (Hercules, US). The FDA issued a Cleared decision on August 16, 1993 after a review of 131 days - within the typical 510(k) review window.

This device falls under the Chemistry FDA review panel, regulated under 21 CFR 862.1260 - the FDA in vitro diagnostics and chemistry framework. The Traditional 510(k) pathway establishes clearance through substantial equivalence to a legally marketed predicate device, without requiring clinical trial data.

Device pattern: Standard predicate-based submission. Standard predicate reliance. This clearance follows a standard predicate-based equivalence path within the Chemistry review framework, consistent with the majority of Class II 510(k) submissions.

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Submission Details

510(k) Number K931740 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received April 07, 1993
Decision Date August 16, 1993
Days to Decision 131 days
Submission Type Traditional
Review Panel Chemistry (CH)
Summary Statement
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
43d slower than avg
Panel avg: 88d · This submission: 131d
Pathway characteristics
Predicate-based equivalence.

Device Classification

Product Code CHP Radioimmunoassay, Estradiol
Device Class Class 1 - General Controls
CFR Regulation 21 CFR 862.1260
What this classification means

Class I devices are subject to general controls only and most are exempt from 510(k) premarket notification. They represent the lowest regulatory burden in the FDA device framework.